Pen clip



FIG. 1 is a front view of the pen clip showing my new design;

FIG. 2 is a right elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left elevation view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof.

The broken line showing of a pen and words in the drawing is forillustrative purposes only.

The ornamental design for a pen clip, as shown and described.